Experience elegance and functionality with the Opall Copper Flask, featuring a stunning hammered finish. Designed for both style and performance, this flask keeps beverages cold or hot for up to 6 hours, making it perfect for home, office, or travel. Available in three versatile sizes—800ml, 1200ml, and 1500ml—to suit your hydration needs. Embrace the tradition of copper with a modern twist for a healthier, more stylish lifestyle.